{
  "manageEntity": {
    "action": "Update",
    "entityId": "61154",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierauqpnnxlbhsrglehhvoxa53dc6hzoetcuogcs7s2baw6kdtt43d6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":24611},{\"type\":\"playlist\",\"playlist_id\":458},{\"type\":\"playlist\",\"playlist_id\":21003},{\"type\":\"playlist\",\"playlist_id\":24902},{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xb23fd7756f802507ae63757a0f8e9f6b1f1a12a59b120c9416c9a3b5cec850fb",
    "signature": "0x54154769f347bda66e0faa49410dd277799bb32d4959a25e7980959bfb449d1a6f8cacce8767b0a857fcf35bab3650a88ac4548b270c383262a59ff9283022f41c",
    "signer": "0xFa2d4C2518C0BB689b437d226912F37Cd9d98A23",
    "userId": "61154"
  }
}